Results 51 to 60 of about 2,042,528 (254)

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Modelling of crystal plasticity effects on the crack initiation energies of a bi-crystal interface (Nb/ A120 3)

open access: yesComputer Assisted Methods in Engineering and Science, 2022
The present paper examines the crystal orientation effects on the energy at the crack-tip of niobium/ alumina joints. The analyses have been done using crystal plasticity theory.
Amir Siddiq, Siegfried Schmauder
doaj  

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

LOW CYCLE FATIGUE LIFE PREDICTION METHOD FOR SINGLE CRYSTAL NICKEL-BASE SUPERALLOYS AT HIGH TEMPERATURE

open access: yesJixie qiangdu, 2015
A low cycle fatigue life prediction method for single crystal nickel-base superalloys at high temperature is presented,and the method can consider the effect of average stress,strain ratio and crystal orientation on fatigue life.Firstly,a fatigue life ...
CHEN Hong, JIANG HongDe
doaj  

The preferred orientation of electrodeposited dendrites of lead, tin and zinc

open access: yesJournal of Electrochemical Science and Engineering
Morphology and crystal orientation of electrolytically produced dendrites of lead, tin, and zinc have been investigated with the aim of establishing any correlation between them.
Nebojša D. Nikolić   +4 more
doaj   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

[USF] Get Involved with USF Bound, Move-In, and Orientation

open access: yes, 2020
Campus-wide email from the USF Orientation Team providing information regarding key transition events for incoming students and their family ...
Reid, Annie; Campus-wide   +1 more
core  

Surface morphology, crystal structure and orientation of aluminium coatings electrodeposited on mild steel in ionic liquid

open access: yes, 2009
Galvano-static electrodeposition was used to electrodeposit aluminium on mild steel in AlCl(3)/[bmim]Cl (1-butyl-3-methylimidazolium chloride) ionic liquid at variable temperatures (308-328 K).
Yue, Guikuan   +5 more
core   +1 more source

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